Chrysler 2005 Crossfire SRT6 Service Manual page 657

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*RADIO INOPERATIVE (CONTINUED)
FUSED IGNITION SWITCH OUTPUT CIRCUIT OPEN
FUSED B(+) CIRCUIT OPEN
GROUND CIRCUIT OPEN
RADIO
For a complete Audio System Circuit Diagram, (Refer to 8 - ELECTRICAL/AUDIO - SCHEMATICS AND DIA-
GRAMS).
Diagnostic Test
1.
MEASURE RADIO FUSED IGNITION SWITCH OUTPUT CIRCUIT VOLTAGE
Note: Inspect Fuse 5 and Fuse 8 located in the Underhood Accessory Fuse Block. If either fuse is open,
repair the cause of the open fuse before continuing.
Turn the ignition off.
Disconnect the Radio harness connector.
Note: Check connector - Clean/repair as necessary.
Turn the ignition on.
Measure the voltage of the Fused Ignition Switch Output circuit at the
Radio harness connector cavity 7 (connector A).
Is the voltage above 10 volts?
Yes >> Go to 2
No >> Repair the Radio Fused Ignition Switch Output circuit for
an open.
Perform BODY VERIFICATION TEST.
2.
MEASURE RADIO FUSED B(+) CIRCUIT VOLTAGE
With the ignition on.
Measure the voltage of the Fused B(+) circuit at the Radio harness
connector cavity 4 (connector A).
Is the voltage above 10 volts?
Yes >> Go to 3
No >> Repair the Radio Fused B(+) circuit for an open.
Perform BODY VERIFICATION TEST.
AUDIO - ELECTRICAL DIAGNOSTICS 8A - 3
POSSIBLE CAUSES